Headphone controller



FIG. 1 is a top perspective view of a headphone controller in accordance with an exemplary embodiment of the present design.

FIG. 2 is a top view of the headphone controller of FIG. 1.

FIG. 3 is a bottom view of the headphone controller of FIG. 1.

FIG. 4 is a right side view of the headphone controller of FIG. 1.

FIG. 5 is a left side view of the headphone controller of FIG. 1.

FIG. 6 is a upper side view of the headphone controller of FIG. 1; and,

FIG. 7 is a lower side view of the headphone controller of FIG. 1.

The broken lines depict environment of the headphone controller that form no part of the claimed design. 

CLAIM I claim the ornamental design for a headphone controller, substantially as shown and described. 